class Mp3Player extends Product
{
	float sPrice ;
	protected Mp3Player(String name ,float sPrice,float price)
	{
		super(name,price);
		this.sPrice = sPrice ;
	}
	public String toString()
	{
		return this.getName() + "(" +this.sPrice + ") ," + this.getPrice() +"RMB";
	}
}
